Home / 1,661,457.14-2,292,878.34-936,335.42

Finding the Fourth Proportional to 1,661,457.14, 2,292,878.34 and 936,335.42

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Solution

The fourth proportional to 1,661,457.14, 2,292,878.34 and 936,335.42 is: 1,292,180.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,661,457.14 : 2,292,878.34 = 936,335.42 : x
  2. Step 2: Convert to fraction form
    1,661,457.14/2,292,878.34 = 936,335.42/x
  3. Step 3: Cross multiply
    1,661,457.14x = 2,292,878.34 × 936,335.42
  4. Step 4: Simplify right side
    1,661,457.14x = 2,146,903,203,492.80
  5. Step 5: Solve for x
    x = 2,146,903,203,492.80/1,661,457.14
  6. Step 6: Final answer
    x = 1,292,180.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.